英文數學功課,幫幫我吧

2009-08-15 4:56 pm
我唔懂...我第一次做英文功課...幫一幫我吧!
不過我已經翻譯了啦,不過也是唔識做!

1.A publisher makes a profit of $10 for selling one book. If the cost of each book is $60,find the profit percent for publisher .
(出版者获得盈利$10賣的一本書。 如果每本書的費用是$60,發現出版者的贏利百分之。)

2.Mr. chan bought a house at $2 000 000 and sold it for $1 500 000. What was the loss percent?
(陳先生買了房子在$2 000 000並且為$1 500 000賣了它。 什麼是損失百分之?)

3.The cost of a TV game is $80. If it were sold at a profit of 20%, what would be the selling price?
(電視比賽的費用是$80。如果它被賣了在盈利20%,售價是什麼?)

4.The marked price of a suit was $2 000. It was sold at a discount of 15%. What was the selling price?
(衣服的明显價格是$2 000。 它被賣了在折扣15%。售价是什麼?)
更新1:

因為解答贈點唔夠 唔好意思! 因為我比15點係因為您有思考過(一定辛苦啲)

回答 (2)

2009-08-15 5:24 pm
✔ 最佳答案
用英文學數學的話,就要學好英文,盡量用英文做數,避免把數學變成英譯中然後中譯英的翻譯工作。


1.A publisher makes a profit of $10 for selling one book. If the cost of each book is $60, find the profit percent for publisher .

Profit per cent = (Profit/Cost) x 100%

Profit per cent
= (10/60) x 100%
= [16 and (2/3)]%


2.Mr. chan bought a house at $2 000 000 and sold it for $1 500 000. What was the loss percent?

Loss per cent = (Loss/Cost) x 100%

Loss per cent
= [(2000000 - 1500000)/2000000] x 100%
= 25%


3.The cost of a TV game is $80. If it were sold at a profit of 20%, what would be the selling price?

Selling price = Cost x (1 + Profit per cent)

Selling price
= $80 x (1 + 20%)
= $80 x 1.2
= $96


4.The marked price of a suit was $2 000. It was sold at a discount of 15%. What was the selling price?

Selling price = Cost x (1 - Discount per cent)

Selling price
= $2000 x (1 - 15%)
= $1700
2009-08-15 5:35 pm
1.
(10元÷60元)×100%=16.67%

2.
(2,000,000元-1,500,000元)÷2,000,000元×100%=25%

3.
80元×(100+20)%=96元

4.
2,000元×(100-15)%=1,700元


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